Funding for this research was provided by:
Medical Research Institute, Sri Lanka (28/2015)
Text and Data Mining valid from 2018-06-15
Received: 6 October 2017
Accepted: 30 May 2018
First Online: 15 June 2018
Ethics approval and consent to participate
: The study protocol was approved by the Ethical review committee, Faculty of Medicine, University of Colombo. All responders (mothers of children) provided informed written consent before they enrolled in the study.
: The authors declare that they have no competing interests.
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